What Port Number Is Used for Sending E-Mail

question 17

Multiple Choice

What port number is used for sending e-mail?

• A)23
• B)25
• C)110
• D)144

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Definitions:

Quality Differentiation

A marketing strategy that focuses on highlighting the unique attributes and superior aspects of a product or service compared to competitors.

Negative Affective State

A mood or emotional condition characterized by anger, sadness, or other negative feelings.

Crowding

The perception of having less space due to an increase in the number of people in a given area, which can affect behavior and emotions.

Density

In a social context, it refers to the concentration of people in a given area. In a physical context, it denotes the mass of a substance per unit volume.